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Round|Natural|GIA

0.50ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 1567143449

Certificate GIA 1567143449

Diamond specifications and retailer prices

From £202 GBP
As of November 6, 2026
Save £422 GBP (68%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £624 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 0.5ct natural round diamond

This 0.5ct natural round sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1567143449. Listed at 7 retailers as of November 4, 2026, with prices from £202 to £624, a £422 spread on the same certified stone. MOH London lists it at £624. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.50
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1567143449
Dimensions5.10 × 5.12 × 3.15 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Cloud, Feather
Top View
5.10 mm5.12 mm0.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1567143449
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £624 GBP|Low: £202 GBP|High: £694 GBP|Avg: £397 GBP|-10.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2£202 GBP
Retailer 5£215 GBP
Retailer 6£238 GBP
Retailer 3£345 GBP
Retailer 4£455 GBP
Retailer 7£476 GBP
MOH London£624 GBP

38 data points across 7 retailers

7 retailers£202 GBP to £624 GBP

A
Cheapest Retailer
-
£202 GBP
A
Retailer 2
-
£215 GBP
View
A
Retailer 3
-
£238 GBP
View
A
Retailer 4
-
£345 GBP
View
B+
Retailer 5
-
£455 GBP
View
Retailer 6
-
£476 GBP
View
Price last confirmed 34 days ago
Most Expensive
B
MOH London
35A22222F · Nov 4
£624 GBP
View
6 more retailers have this diamond
Prices start from £202 GBPSave up to £422 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.50ct Round
£202 GBP